Welch Allyn 650 User manual

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Service Manual

WARRANTY

Instrumentation purchased new from Welch
Allyn is warranted to be free from defects in
material and workmanship under normal
use and service for a period of one year from
the date of first shipment from Welch Allyn.
This warranty shall be fulfilled by Welch
Allyn or its authorized representative repair­ing or replacing at Welch Allyn's discretion,
any such defect, free of charge for parts and
labor.

Welch Allyn should be notified via telephone
of any defective product and the item should
be immediately returned, securely pack­aged and postage prepaid to Welch Allyn.
Loss or damage in shipment shall be at
purchaser's risk.

Welch Allyn will not be responsible for loss
associated with the use of any Welch Allyn
product that (1) has had the serial number
defaced, (2) has been repaired by anyone
other than an authorized Welch Allyn Ser­vice Representative, (3) has been altered,
or (4) has been used in a manner other than
in accordance with instructions.

THIS WARRANTY IS EXCLUSIVE AND IN
LIEU OF ANY IMPLIED WARRANTY OR
MERCHANTABILITY, FITNESS FOR PAR­TICULAR PURPOSE, OR OTHER WAR­RANTY OF QUALITY, WHETHER EX­PRESSED OR IMPLIED, WELCH ALLYN
WILL NOT BE LIABLE FOR ANY INCIDEN­TAL OR CONSEQUENTIAL DAMAGES.

Model 650

Directions For Use

7420 Carroll Road, San Diego, CA
[phone] or [phone]

70777-000C

321

1. Probe storage channel

2. Normal/Monitor mode
select switch

3. Display

4. Display indicators

5. Probe

6. Battery access screw

7. Probe cover box holder/
battery access door

8. Ejection button

9. Probe cord connector &
receptacle

Note: Temperature measurement
displays in this
booklet are in °F. International units
will display measurements in °C.

SETUP

1. Unpack the Welch Allyn Ther­mometer System. Check for any
damage that may have occurred
during shipping.

2. Select the desired probe (oral
probe - green body, rectal probe

- red body).

3. Insert the probe cord connector
into the probe receptacle. Check
that the connection is secure.

4. Observe the 7-second display
test, ensuring that no display seg­ments are missing (Fig. 2).

Directions For Use

5. Insert the probe shaft into the
probe storage channel (Fig. 1).

6. Remove the tab from a box of 25
Welch Allyn disposable probe
covers and insert the box into the
holder on the thermometer.

OPERATION

1. Select the temperature mea-

surement mode (normal or moni­tor - Fig. 3). Most temperatures

are taken in the normal mode.

2. Withdraw the probe from the stor-

age channel and observe the dis­play test. The unit will then dis­play 84.0°F (28.9°C) with the low
temperature arrow ON until the
probe temperature rises above

84.0°F (28.9°C).